Base | Representation |
---|---|
bin | 111001110000… |
… | …110010001000 |
3 | 1001111021221201 |
4 | 321300302020 |
5 | 12334021044 |
6 | 1300313544 |
7 | 242463562 |
oct | 71606210 |
9 | 31437851 |
10 | 15142024 |
11 | 8602477 |
12 | 50a28b4 |
13 | 31a21a1 |
14 | 2022332 |
15 | 14e17d4 |
hex | e70c88 |
15142024 has 8 divisors (see below), whose sum is σ = 28391310. Its totient is φ = 7571008.
The previous prime is 15142013. The next prime is 15142033. The reversal of 15142024 is 42024151.
It can be written as a sum of positive squares in only one way, i.e., 14364100 + 777924 = 3790^2 + 882^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 15141992 and 15142010.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 946369 + ... + 946384.
Almost surely, 215142024 is an apocalyptic number.
It is an amenable number.
15142024 is a deficient number, since it is larger than the sum of its proper divisors (13249286).
15142024 is a wasteful number, since it uses less digits than its factorization.
15142024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1892759 (or 1892755 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 15142024 is about 3891.2753693359. The cubic root of 15142024 is about 247.3971221580.
Adding to 15142024 its reverse (42024151), we get a palindrome (57166175).
The spelling of 15142024 in words is "fifteen million, one hundred forty-two thousand, twenty-four".
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